v2.1.12

File Viewer 2.1.12\n\n- Adds professional geospatial basemap support with OpenFreeMap presets, custom tileUrl/styleUrl options, and offline fallback behavior.\n- Makes the demo default to the public OpenFreeMap Liberty basemap while preserving offline/self-hosted component defaults.\n- Includes spreadsheet first-paint stabilization and the latest component/public release artifacts.\n\nPublished npm ecosystem packages: 2.1.12.